<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
		<script src="../js/jquery-1.11.3.js" type="text/javascript" charset="utf-8"></script>
		<script type="text/javascript">
			$(function(){
				$("button:eq(0)").bind("click",function(){
					 $("img").css("width",parseInt($("img").css("width")) + 5);
				});
				$("button:eq(1)").bind("click",function(){
					 $("img").css("width",parseInt($("img").css("width")) - 5);
				});
			});
		</script>
	</head>
	<body>
		<img src="../img/1d.jpg" /><br />
		<button >放大</button>
		<button >缩小</button>
	</body>
</html>
